import { extend, isArray, isMap, isIntegerKey, isSymbol, hasOwn, isObject, hasChanged, makeMap, capitalize, toRawType, def, isFunction, NOOP, EMPTY_OBJ, toHandlerKey, toNumber, hyphenate, camelize, isOn, remove, isPromise, isString, isReservedProp, EMPTY_ARR, NO, normalizeClass, normalizeStyle, isSet, isPlainObject, toTypeString, invokeArrayFns } from '@vue/shared'; export { camelize, normalizeClass, normalizeProps, normalizeStyle, toDisplayString, toHandlerKey } from '@vue/shared'; import { isRootHook } from '@dcloudio/uni-shared'; function warn(msg, ...args) { console.warn(`[Vue warn] ${msg}`, ...args); } let activeEffectScope; const effectScopeStack = []; class EffectScope { constructor(detached = false) { this.active = true; this.effects = []; this.cleanups = []; if (!detached && activeEffectScope) { this.parent = activeEffectScope; this.index = (activeEffectScope.scopes || (activeEffectScope.scopes = [])).push(this) - 1; } } run(fn) { if (this.active) { try { this.on(); return fn(); } finally { this.off(); } } else if ((process.env.NODE_ENV !== 'production')) { warn(`cannot run an inactive effect scope.`); } } on() { if (this.active) { effectScopeStack.push(this); activeEffectScope = this; } } off() { if (this.active) { effectScopeStack.pop(); activeEffectScope = effectScopeStack[effectScopeStack.length - 1]; } } stop(fromParent) { if (this.active) { this.effects.forEach(e => e.stop()); this.cleanups.forEach(cleanup => cleanup()); if (this.scopes) { this.scopes.forEach(e => e.stop(true)); } // nested scope, dereference from parent to avoid memory leaks if (this.parent && !fromParent) { // optimized O(1) removal const last = this.parent.scopes.pop(); if (last && last !== this) { this.parent.scopes[this.index] = last; last.index = this.index; } } this.active = false; } } } function effectScope(detached) { return new EffectScope(detached); } function recordEffectScope(effect, scope) { scope = scope || activeEffectScope; if (scope && scope.active) { scope.effects.push(effect); } } function getCurrentScope() { return activeEffectScope; } function onScopeDispose(fn) { if (activeEffectScope) { activeEffectScope.cleanups.push(fn); } else if ((process.env.NODE_ENV !== 'production')) { warn(`onScopeDispose() is called when there is no active effect scope` + ` to be associated with.`); } } const createDep = (effects) => { const dep = new Set(effects); dep.w = 0; dep.n = 0; return dep; }; const wasTracked = (dep) => (dep.w & trackOpBit) > 0; const newTracked = (dep) => (dep.n & trackOpBit) > 0; const initDepMarkers = ({ deps }) => { if (deps.length) { for (let i = 0; i < deps.length; i++) { deps[i].w |= trackOpBit; // set was tracked } } }; const finalizeDepMarkers = (effect) => { const { deps } = effect; if (deps.length) { let ptr = 0; for (let i = 0; i < deps.length; i++) { const dep = deps[i]; if (wasTracked(dep) && !newTracked(dep)) { dep.delete(effect); } else { deps[ptr++] = dep; } // clear bits dep.w &= ~trackOpBit; dep.n &= ~trackOpBit; } deps.length = ptr; } }; const targetMap = new WeakMap(); // The number of effects currently being tracked recursively. let effectTrackDepth = 0; let trackOpBit = 1; /** * The bitwise track markers support at most 30 levels op recursion. * This value is chosen to enable modern JS engines to use a SMI on all platforms. * When recursion depth is greater, fall back to using a full cleanup. */ const maxMarkerBits = 30; const effectStack = []; let activeEffect; const ITERATE_KEY = Symbol((process.env.NODE_ENV !== 'production') ? 'iterate' : ''); const MAP_KEY_ITERATE_KEY = Symbol((process.env.NODE_ENV !== 'production') ? 'Map key iterate' : ''); class ReactiveEffect { constructor(fn, scheduler = null, scope) { this.fn = fn; this.scheduler = scheduler; this.active = true; this.deps = []; recordEffectScope(this, scope); } run() { if (!this.active) { return this.fn(); } if (!effectStack.includes(this)) { try { effectStack.push((activeEffect = this)); enableTracking(); trackOpBit = 1 << ++effectTrackDepth; if (effectTrackDepth <= maxMarkerBits) { initDepMarkers(this); } else { cleanupEffect(this); } return this.fn(); } finally { if (effectTrackDepth <= maxMarkerBits) { finalizeDepMarkers(this); } trackOpBit = 1 << --effectTrackDepth; resetTracking(); effectStack.pop(); const n = effectStack.length; activeEffect = n > 0 ? effectStack[n - 1] : undefined; } } } stop() { if (this.active) { cleanupEffect(this); if (this.onStop) { this.onStop(); } this.active = false; } } } function cleanupEffect(effect) { const { deps } = effect; if (deps.length) { for (let i = 0; i < deps.length; i++) { deps[i].delete(effect); } deps.length = 0; } } function effect(fn, options) { if (fn.effect) { fn = fn.effect.fn; } const _effect = new ReactiveEffect(fn); if (options) { extend(_effect, options); if (options.scope) recordEffectScope(_effect, options.scope); } if (!options || !options.lazy) { _effect.run(); } const runner = _effect.run.bind(_effect); runner.effect = _effect; return runner; } function stop(runner) { runner.effect.stop(); } let shouldTrack = true; const trackStack = []; function pauseTracking() { trackStack.push(shouldTrack); shouldTrack = false; } function enableTracking() { trackStack.push(shouldTrack); shouldTrack = true; } function resetTracking() { const last = trackStack.pop(); shouldTrack = last === undefined ? true : last; } function track(target, type, key) { if (!isTracking()) { return; } let depsMap = targetMap.get(target); if (!depsMap) { targetMap.set(target, (depsMap = new Map())); } let dep = depsMap.get(key); if (!dep) { depsMap.set(key, (dep = createDep())); } const eventInfo = (process.env.NODE_ENV !== 'production') ? { effect: activeEffect, target, type, key } : undefined; trackEffects(dep, eventInfo); } function isTracking() { return shouldTrack && activeEffect !== undefined; } function trackEffects(dep, debuggerEventExtraInfo) { let shouldTrack = false; if (effectTrackDepth <= maxMarkerBits) { if (!newTracked(dep)) { dep.n |= trackOpBit; // set newly tracked shouldTrack = !wasTracked(dep); } } else { // Full cleanup mode. shouldTrack = !dep.has(activeEffect); } if (shouldTrack) { dep.add(activeEffect); activeEffect.deps.push(dep); if ((process.env.NODE_ENV !== 'production') && activeEffect.onTrack) { activeEffect.onTrack(Object.assign({ effect: activeEffect }, debuggerEventExtraInfo)); } } } function trigger(target, type, key, newValue, oldValue, oldTarget) { const depsMap = targetMap.get(target); if (!depsMap) { // never been tracked return; } let deps = []; if (type === "clear" /* CLEAR */) { // collection being cleared // trigger all effects for target deps = [...depsMap.values()]; } else if (key === 'length' && isArray(target)) { depsMap.forEach((dep, key) => { if (key === 'length' || key >= newValue) { deps.push(dep); } }); } else { // schedule runs for SET | ADD | DELETE if (key !== void 0) { deps.push(depsMap.get(key)); } // also run for iteration key on ADD | DELETE | Map.SET switch (type) { case "add" /* ADD */: if (!isArray(target)) { deps.push(depsMap.get(ITERATE_KEY)); if (isMap(target)) { deps.push(depsMap.get(MAP_KEY_ITERATE_KEY)); } } else if (isIntegerKey(key)) { // new index added to array -> length changes deps.push(depsMap.get('length')); } break; case "delete" /* DELETE */: if (!isArray(target)) { deps.push(depsMap.get(ITERATE_KEY)); if (isMap(target)) { deps.push(depsMap.get(MAP_KEY_ITERATE_KEY)); } } break; case "set" /* SET */: if (isMap(target)) { deps.push(depsMap.get(ITERATE_KEY)); } break; } } const eventInfo = (process.env.NODE_ENV !== 'production') ? { target, type, key, newValue, oldValue, oldTarget } : undefined; if (deps.length === 1) { if (deps[0]) { if ((process.env.NODE_ENV !== 'production')) { triggerEffects(deps[0], eventInfo); } else { triggerEffects(deps[0]); } } } else { const effects = []; for (const dep of deps) { if (dep) { effects.push(...dep); } } if ((process.env.NODE_ENV !== 'production')) { triggerEffects(createDep(effects), eventInfo); } else { triggerEffects(createDep(effects)); } } } function triggerEffects(dep, debuggerEventExtraInfo) { // spread into array for stabilization for (const effect of isArray(dep) ? dep : [...dep]) { if (effect !== activeEffect || effect.allowRecurse) { if ((process.env.NODE_ENV !== 'production') && effect.onTrigger) { effect.onTrigger(extend({ effect }, debuggerEventExtraInfo)); } if (effect.scheduler) { effect.scheduler(); } else { effect.run(); } } } } const isNonTrackableKeys = /*#__PURE__*/ makeMap(`__proto__,__v_isRef,__isVue`); const builtInSymbols = new Set(Object.getOwnPropertyNames(Symbol) .map(key => Symbol[key]) .filter(isSymbol)); const get = /*#__PURE__*/ createGetter(); const shallowGet = /*#__PURE__*/ createGetter(false, true); const readonlyGet = /*#__PURE__*/ createGetter(true); const shallowReadonlyGet = /*#__PURE__*/ createGetter(true, true); const arrayInstrumentations = /*#__PURE__*/ createArrayInstrumentations(); function createArrayInstrumentations() { const instrumentations = {}; ['includes', 'indexOf', 'lastIndexOf'].forEach(key => { instrumentations[key] = function (...args) { const arr = toRaw(this); for (let i = 0, l = this.length; i < l; i++) { track(arr, "get" /* GET */, i + ''); } // we run the method using the original args first (which may be reactive) const res = arr[key](...args); if (res === -1 || res === false) { // if that didn't work, run it again using raw values. return arr[key](...args.map(toRaw)); } else { return res; } }; }); ['push', 'pop', 'shift', 'unshift', 'splice'].forEach(key => { instrumentations[key] = function (...args) { pauseTracking(); const res = toRaw(this)[key].apply(this, args); resetTracking(); return res; }; }); return instrumentations; } function createGetter(isReadonly = false, shallow = false) { return function get(target, key, receiver) { if (key === "__v_isReactive" /* IS_REACTIVE */) { return !isReadonly; } else if (key === "__v_isReadonly" /* IS_READONLY */) { return isReadonly; } else if (key === "__v_raw" /* RAW */ && receiver === (isReadonly ? shallow ? shallowReadonlyMap : readonlyMap : shallow ? shallowReactiveMap : reactiveMap).get(target)) { return target; } const targetIsArray = isArray(target); if (!isReadonly && targetIsArray && hasOwn(arrayInstrumentations, key)) { return Reflect.get(arrayInstrumentations, key, receiver); } const res = Reflect.get(target, key, receiver); if (isSymbol(key) ? builtInSymbols.has(key) : isNonTrackableKeys(key)) { return res; } if (!isReadonly) { track(target, "get" /* GET */, key); } if (shallow) { return res; } if (isRef(res)) { // ref unwrapping - does not apply for Array + integer key. const shouldUnwrap = !targetIsArray || !isIntegerKey(key); return shouldUnwrap ? res.value : res; } if (isObject(res)) { // Convert returned value into a proxy as well. we do the isObject check // here to avoid invalid value warning. Also need to lazy access readonly // and reactive here to avoid circular dependency. return isReadonly ? readonly(res) : reactive(res); } return res; }; } const set = /*#__PURE__*/ createSetter(); const shallowSet = /*#__PURE__*/ createSetter(true); function createSetter(shallow = false) { return function set(target, key, value, receiver) { let oldValue = target[key]; if (!shallow) { value = toRaw(value); oldValue = toRaw(oldValue); if (!isArray(target) && isRef(oldValue) && !isRef(value)) { oldValue.value = value; return true; } } const hadKey = isArray(target) && isIntegerKey(key) ? Number(key) < target.length : hasOwn(target, key); const result = Reflect.set(target, key, value, receiver); // don't trigger if target is something up in the prototype chain of original if (target === toRaw(receiver)) { if (!hadKey) { trigger(target, "add" /* ADD */, key, value); } else if (hasChanged(value, oldValue)) { trigger(target, "set" /* SET */, key, value, oldValue); } } return result; }; } function deleteProperty(target, key) { const hadKey = hasOwn(target, key); const oldValue = target[key]; const result = Reflect.deleteProperty(target, key); if (result && hadKey) { trigger(target, "delete" /* DELETE */, key, undefined, oldValue); } return result; } function has(target, key) { const result = Reflect.has(target, key); if (!isSymbol(key) || !builtInSymbols.has(key)) { track(target, "has" /* HAS */, key); } return result; } function ownKeys(target) { track(target, "iterate" /* ITERATE */, isArray(target) ? 'length' : ITERATE_KEY); return Reflect.ownKeys(target); } const mutableHandlers = { get, set, deleteProperty, has, ownKeys }; const readonlyHandlers = { get: readonlyGet, set(target, key) { if ((process.env.NODE_ENV !== 'production')) { console.warn(`Set operation on key "${String(key)}" failed: target is readonly.`, target); } return true; }, deleteProperty(target, key) { if ((process.env.NODE_ENV !== 'production')) { console.warn(`Delete operation on key "${String(key)}" failed: target is readonly.`, target); } return true; } }; const shallowReactiveHandlers = /*#__PURE__*/ extend({}, mutableHandlers, { get: shallowGet, set: shallowSet }); // Props handlers are special in the sense that it should not unwrap top-level // refs (in order to allow refs to be explicitly passed down), but should // retain the reactivity of the normal readonly object. const shallowReadonlyHandlers = /*#__PURE__*/ extend({}, readonlyHandlers, { get: shallowReadonlyGet }); const toShallow = (value) => value; const getProto = (v) => Reflect.getPrototypeOf(v); function get$1(target, key, isReadonly = false, isShallow = false) { // #1772: readonly(reactive(Map)) should return readonly + reactive version // of the value target = target["__v_raw" /* RAW */]; const rawTarget = toRaw(target); const rawKey = toRaw(key); if (key !== rawKey) { !isReadonly && track(rawTarget, "get" /* GET */, key); } !isReadonly && track(rawTarget, "get" /* GET */, rawKey); const { has } = getProto(rawTarget); const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive; if (has.call(rawTarget, key)) { return wrap(target.get(key)); } else if (has.call(rawTarget, rawKey)) { return wrap(target.get(rawKey)); } else if (target !== rawTarget) { // #3602 readonly(reactive(Map)) // ensure that the nested reactive `Map` can do tracking for itself target.get(key); } } function has$1(key, isReadonly = false) { const target = this["__v_raw" /* RAW */]; const rawTarget = toRaw(target); const rawKey = toRaw(key); if (key !== rawKey) { !isReadonly && track(rawTarget, "has" /* HAS */, key); } !isReadonly && track(rawTarget, "has" /* HAS */, rawKey); return key === rawKey ? target.has(key) : target.has(key) || target.has(rawKey); } function size(target, isReadonly = false) { target = target["__v_raw" /* RAW */]; !isReadonly && track(toRaw(target), "iterate" /* ITERATE */, ITERATE_KEY); return Reflect.get(target, 'size', target); } function add(value) { value = toRaw(value); const target = toRaw(this); const proto = getProto(target); const hadKey = proto.has.call(target, value); if (!hadKey) { target.add(value); trigger(target, "add" /* ADD */, value, value); } return this; } function set$1(key, value) { value = toRaw(value); const target = toRaw(this); const { has, get } = getProto(target); let hadKey = has.call(target, key); if (!hadKey) { key = toRaw(key); hadKey = has.call(target, key); } else if ((process.env.NODE_ENV !== 'production')) { checkIdentityKeys(target, has, key); } const oldValue = get.call(target, key); target.set(key, value); if (!hadKey) { trigger(target, "add" /* ADD */, key, value); } else if (hasChanged(value, oldValue)) { trigger(target, "set" /* SET */, key, value, oldValue); } return this; } function deleteEntry(key) { const target = toRaw(this); const { has, get } = getProto(target); let hadKey = has.call(target, key); if (!hadKey) { key = toRaw(key); hadKey = has.call(target, key); } else if ((process.env.NODE_ENV !== 'production')) { checkIdentityKeys(target, has, key); } const oldValue = get ? get.call(target, key) : undefined; // forward the operation before queueing reactions const result = target.delete(key); if (hadKey) { trigger(target, "delete" /* DELETE */, key, undefined, oldValue); } return result; } function clear() { const target = toRaw(this); const hadItems = target.size !== 0; const oldTarget = (process.env.NODE_ENV !== 'production') ? isMap(target) ? new Map(target) : new Set(target) : undefined; // forward the operation before queueing reactions const result = target.clear(); if (hadItems) { trigger(target, "clear" /* CLEAR */, undefined, undefined, oldTarget); } return result; } function createForEach(isReadonly, isShallow) { return function forEach(callback, thisArg) { const observed = this; const target = observed["__v_raw" /* RAW */]; const rawTarget = toRaw(target); const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive; !isReadonly && track(rawTarget, "iterate" /* ITERATE */, ITERATE_KEY); return target.forEach((value, key) => { // important: make sure the callback is // 1. invoked with the reactive map as `this` and 3rd arg // 2. the value received should be a corresponding reactive/readonly. return callback.call(thisArg, wrap(value), wrap(key), observed); }); }; } function createIterableMethod(method, isReadonly, isShallow) { return function (...args) { const target = this["__v_raw" /* RAW */]; const rawTarget = toRaw(target); const targetIsMap = isMap(rawTarget); const isPair = method === 'entries' || (method === Symbol.iterator && targetIsMap); const isKeyOnly = method === 'keys' && targetIsMap; const innerIterator = target[method](...args); const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive; !isReadonly && track(rawTarget, "iterate" /* ITERATE */, isKeyOnly ? MAP_KEY_ITERATE_KEY : ITERATE_KEY); // return a wrapped iterator which returns observed versions of the // values emitted from the real iterator return { // iterator protocol next() { const { value, done } = innerIterator.next(); return done ? { value, done } : { value: isPair ? [wrap(value[0]), wrap(value[1])] : wrap(value), done }; }, // iterable protocol [Symbol.iterator]() { return this; } }; }; } function createReadonlyMethod(type) { return function (...args) { if ((process.env.NODE_ENV !== 'production')) { const key = args[0] ? `on key "${args[0]}" ` : ``; console.warn(`${capitalize(type)} operation ${key}failed: target is readonly.`, toRaw(this)); } return type === "delete" /* DELETE */ ? false : this; }; } function createInstrumentations() { const mutableInstrumentations = { get(key) { return get$1(this, key); }, get size() { return size(this); }, has: has$1, add, set: set$1, delete: deleteEntry, clear, forEach: createForEach(false, false) }; const shallowInstrumentations = { get(key) { return get$1(this, key, false, true); }, get size() { return size(this); }, has: has$1, add, set: set$1, delete: deleteEntry, clear, forEach: createForEach(false, true) }; const readonlyInstrumentations = { get(key) { return get$1(this, key, true); }, get size() { return size(this, true); }, has(key) { return has$1.call(this, key, true); }, add: createReadonlyMethod("add" /* ADD */), set: createReadonlyMethod("set" /* SET */), delete: createReadonlyMethod("delete" /* DELETE */), clear: createReadonlyMethod("clear" /* CLEAR */), forEach: createForEach(true, false) }; const shallowReadonlyInstrumentations = { get(key) { return get$1(this, key, true, true); }, get size() { return size(this, true); }, has(key) { return has$1.call(this, key, true); }, add: createReadonlyMethod("add" /* ADD */), set: createReadonlyMethod("set" /* SET */), delete: createReadonlyMethod("delete" /* DELETE */), clear: createReadonlyMethod("clear" /* CLEAR */), forEach: createForEach(true, true) }; const iteratorMethods = ['keys', 'values', 'entries', Symbol.iterator]; iteratorMethods.forEach(method => { mutableInstrumentations[method] = createIterableMethod(method, false, false); readonlyInstrumentations[method] = createIterableMethod(method, true, false); shallowInstrumentations[method] = createIterableMethod(method, false, true); shallowReadonlyInstrumentations[method] = createIterableMethod(method, true, true); }); return [ mutableInstrumentations, readonlyInstrumentations, shallowInstrumentations, shallowReadonlyInstrumentations ]; } const [mutableInstrumentations, readonlyInstrumentations, shallowInstrumentations, shallowReadonlyInstrumentations] = /* #__PURE__*/ createInstrumentations(); function createInstrumentationGetter(isReadonly, shallow) { const instrumentations = shallow ? isReadonly ? shallowReadonlyInstrumentations : shallowInstrumentations : isReadonly ? readonlyInstrumentations : mutableInstrumentations; return (target, key, receiver) => { if (key === "__v_isReactive" /* IS_REACTIVE */) { return !isReadonly; } else if (key === "__v_isReadonly" /* IS_READONLY */) { return isReadonly; } else if (key === "__v_raw" /* RAW */) { return target; } return Reflect.get(hasOwn(instrumentations, key) && key in target ? instrumentations : target, key, receiver); }; } const mutableCollectionHandlers = { get: /*#__PURE__*/ createInstrumentationGetter(false, false) }; const shallowCollectionHandlers = { get: /*#__PURE__*/ createInstrumentationGetter(false, true) }; const readonlyCollectionHandlers = { get: /*#__PURE__*/ createInstrumentationGetter(true, false) }; const shallowReadonlyCollectionHandlers = { get: /*#__PURE__*/ createInstrumentationGetter(true, true) }; function checkIdentityKeys(target, has, key) { const rawKey = toRaw(key); if (rawKey !== key && has.call(target, rawKey)) { const type = toRawType(target); console.warn(`Reactive ${type} contains both the raw and reactive ` + `versions of the same object${type === `Map` ? ` as keys` : ``}, ` + `which can lead to inconsistencies. ` + `Avoid differentiating between the raw and reactive versions ` + `of an object and only use the reactive version if possible.`); } } const reactiveMap = new WeakMap(); const shallowReactiveMap = new WeakMap(); const readonlyMap = new WeakMap(); const shallowReadonlyMap = new WeakMap(); function targetTypeMap(rawType) { switch (rawType) { case 'Object': case 'Array': return 1 /* COMMON */; case 'Map': case 'Set': case 'WeakMap': case 'WeakSet': return 2 /* COLLECTION */; default: return 0 /* INVALID */; } } function getTargetType(value) { return value["__v_skip" /* SKIP */] || !Object.isExtensible(value) ? 0 /* INVALID */ : targetTypeMap(toRawType(value)); } function reactive(target) { // if trying to observe a readonly proxy, return the readonly version. if (target && target["__v_isReadonly" /* IS_READONLY */]) { return target; } return createReactiveObject(target, false, mutableHandlers, mutableCollectionHandlers, reactiveMap); } /** * Return a shallowly-reactive copy of the original object, where only the root * level properties are reactive. It also does not auto-unwrap refs (even at the * root level). */ function shallowReactive(target) { return createReactiveObject(target, false, shallowReactiveHandlers, shallowCollectionHandlers, shallowReactiveMap); } /** * Creates a readonly copy of the original object. Note the returned copy is not * made reactive, but `readonly` can be called on an already reactive object. */ function readonly(target) { return createReactiveObject(target, true, readonlyHandlers, readonlyCollectionHandlers, readonlyMap); } /** * Returns a reactive-copy of the original object, where only the root level * properties are readonly, and does NOT unwrap refs nor recursively convert * returned properties. * This is used for creating the props proxy object for stateful components. */ function shallowReadonly(target) { return createReactiveObject(target, true, shallowReadonlyHandlers, shallowReadonlyCollectionHandlers, shallowReadonlyMap); } function createReactiveObject(target, isReadonly, baseHandlers, collectionHandlers, proxyMap) { if (!isObject(target)) { if ((process.env.NODE_ENV !== 'production')) { console.warn(`value cannot be made reactive: ${String(target)}`); } return target; } // target is already a Proxy, return it. // exception: calling readonly() on a reactive object if (target["__v_raw" /* RAW */] && !(isReadonly && target["__v_isReactive" /* IS_REACTIVE */])) { return target; } // target already has corresponding Proxy const existingProxy = proxyMap.get(target); if (existingProxy) { return existingProxy; } // only a whitelist of value types can be observed. const targetType = getTargetType(target); if (targetType === 0 /* INVALID */) { return target; } const proxy = new Proxy(target, targetType === 2 /* COLLECTION */ ? collectionHandlers : baseHandlers); proxyMap.set(target, proxy); return proxy; } function isReactive(value) { if (isReadonly(value)) { return isReactive(value["__v_raw" /* RAW */]); } return !!(value && value["__v_isReactive" /* IS_REACTIVE */]); } function isReadonly(value) { return !!(value && value["__v_isReadonly" /* IS_READONLY */]); } function isProxy(value) { return isReactive(value) || isReadonly(value); } function toRaw(observed) { const raw = observed && observed["__v_raw" /* RAW */]; return raw ? toRaw(raw) : observed; } function markRaw(value) { def(value, "__v_skip" /* SKIP */, true); return value; } const toReactive = (value) => isObject(value) ? reactive(value) : value; const toReadonly = (value) => isObject(value) ? readonly(value) : value; function trackRefValue(ref) { if (isTracking()) { ref = toRaw(ref); if (!ref.dep) { ref.dep = createDep(); } if ((process.env.NODE_ENV !== 'production')) { trackEffects(ref.dep, { target: ref, type: "get" /* GET */, key: 'value' }); } else { trackEffects(ref.dep); } } } function triggerRefValue(ref, newVal) { ref = toRaw(ref); if (ref.dep) { if ((process.env.NODE_ENV !== 'production')) { triggerEffects(ref.dep, { target: ref, type: "set" /* SET */, key: 'value', newValue: newVal }); } else { triggerEffects(ref.dep); } } } function isRef(r) { return Boolean(r && r.__v_isRef === true); } function ref(value) { return createRef(value, false); } function shallowRef(value) { return createRef(value, true); } function createRef(rawValue, shallow) { if (isRef(rawValue)) { return rawValue; } return new RefImpl(rawValue, shallow); } class RefImpl { constructor(value, _shallow) { this._shallow = _shallow; this.dep = undefined; this.__v_isRef = true; this._rawValue = _shallow ? value : toRaw(value); this._value = _shallow ? value : toReactive(value); } get value() { trackRefValue(this); return this._value; } set value(newVal) { newVal = this._shallow ? newVal : toRaw(newVal); if (hasChanged(newVal, this._rawValue)) { this._rawValue = newVal; this._value = this._shallow ? newVal : toReactive(newVal); triggerRefValue(this, newVal); } } } function triggerRef(ref) { triggerRefValue(ref, (process.env.NODE_ENV !== 'production') ? ref.value : void 0); } function unref(ref) { return isRef(ref) ? ref.value : ref; } const shallowUnwrapHandlers = { get: (target, key, receiver) => unref(Reflect.get(target, key, receiver)), set: (target, key, value, receiver) => { const oldValue = target[key]; if (isRef(oldValue) && !isRef(value)) { oldValue.value = value; return true; } else { return Reflect.set(target, key, value, receiver); } } }; function proxyRefs(objectWithRefs) { return isReactive(objectWithRefs) ? objectWithRefs : new Proxy(objectWithRefs, shallowUnwrapHandlers); } class CustomRefImpl { constructor(factory) { this.dep = undefined; this.__v_isRef = true; const { get, set } = factory(() => trackRefValue(this), () => triggerRefValue(this)); this._get = get; this._set = set; } get value() { return this._get(); } set value(newVal) { this._set(newVal); } } function customRef(factory) { return new CustomRefImpl(factory); } function toRefs(object) { if ((process.env.NODE_ENV !== 'production') && !isProxy(object)) { console.warn(`toRefs() expects a reactive object but received a plain one.`); } const ret = isArray(object) ? new Array(object.length) : {}; for (const key in object) { ret[key] = toRef(object, key); } return ret; } class ObjectRefImpl { constructor(_object, _key) { this._object = _object; this._key = _key; this.__v_isRef = true; } get value() { return this._object[this._key]; } set value(newVal) { this._object[this._key] = newVal; } } function toRef(object, key) { const val = object[key]; return isRef(val) ? val : new ObjectRefImpl(object, key); } class ComputedRefImpl { constructor(getter, _setter, isReadonly) { this._setter = _setter; this.dep = undefined; this._dirty = true; this.__v_isRef = true; this.effect = new ReactiveEffect(getter, () => { if (!this._dirty) { this._dirty = true; triggerRefValue(this); } }); this["__v_isReadonly" /* IS_READONLY */] = isReadonly; } get value() { // the computed ref may get wrapped by other proxies e.g. readonly() #3376 const self = toRaw(this); trackRefValue(self); if (self._dirty) { self._dirty = false; self._value = self.effect.run(); } return self._value; } set value(newValue) { this._setter(newValue); } } function computed(getterOrOptions, debugOptions) { let getter; let setter; const onlyGetter = isFunction(getterOrOptions); if (onlyGetter) { getter = getterOrOptions; setter = (process.env.NODE_ENV !== 'production') ? () => { console.warn('Write operation failed: computed value is readonly'); } : NOOP; } else { getter = getterOrOptions.get; setter = getterOrOptions.set; } const cRef = new ComputedRefImpl(getter, setter, onlyGetter || !setter); if ((process.env.NODE_ENV !== 'production') && debugOptions) { cRef.effect.onTrack = debugOptions.onTrack; cRef.effect.onTrigger = debugOptions.onTrigger; } return cRef; } function emit(event, ...args) { } const devtoolsComponentUpdated = /*#__PURE__*/ createDevtoolsComponentHook("component:updated" /* COMPONENT_UPDATED */); function createDevtoolsComponentHook(hook) { return (component) => { emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component); }; } function devtoolsComponentEmit(component, event, params) { emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params); } function emit$1(instance, event, ...rawArgs) { const props = instance.vnode.props || EMPTY_OBJ; if ((process.env.NODE_ENV !== 'production')) { const { emitsOptions, propsOptions: [propsOptions] } = instance; if (emitsOptions) { if (!(event in emitsOptions) && !(false )) { if (!propsOptions || !(toHandlerKey(event) in propsOptions)) { warn$1(`Component emitted event "${event}" but it is neither declared in ` + `the emits option nor as an "${toHandlerKey(event)}" prop.`); } } else { const validator = emitsOptions[event]; if (isFunction(validator)) { const isValid = validator(...rawArgs); if (!isValid) { warn$1(`Invalid event arguments: event validation failed for event "${event}".`); } } } } } let args = rawArgs; const isModelListener = event.startsWith('update:'); // for v-model update:xxx events, apply modifiers on args const modelArg = isModelListener && event.slice(7); if (modelArg && modelArg in props) { const modifiersKey = `${modelArg === 'modelValue' ? 'model' : modelArg}Modifiers`; const { number, trim } = props[modifiersKey] || EMPTY_OBJ; if (trim) { args = rawArgs.map(a => a.trim()); } else if (number) { args = rawArgs.map(toNumber); } } if ((process.env.NODE_ENV !== 'production') || false) { devtoolsComponentEmit(instance, event, args); } if ((process.env.NODE_ENV !== 'production')) { const lowerCaseEvent = event.toLowerCase(); if (lowerCaseEvent !== event && props[toHandlerKey(lowerCaseEvent)]) { warn$1(`Event "${lowerCaseEvent}" is emitted in component ` + `${formatComponentName(instance, instance.type)} but the handler is registered for "${event}". ` + `Note that HTML attributes are case-insensitive and you cannot use ` + `v-on to listen to camelCase events when using in-DOM templates. ` + `You should probably use "${hyphenate(event)}" instead of "${event}".`); } } let handlerName; let handler = props[(handlerName = toHandlerKey(event))] || // also try camelCase event handler (#2249) props[(handlerName = toHandlerKey(camelize(event)))]; // for v-model update:xxx events, also trigger kebab-case equivalent // for props passed via kebab-case if (!handler && isModelListener) { handler = props[(handlerName = toHandlerKey(hyphenate(event)))]; } if (handler) { callWithAsyncErrorHandling(handler, instance, 6 /* COMPONENT_EVENT_HANDLER */, args); } const onceHandler = props[handlerName + `Once`]; if (onceHandler) { if (!instance.emitted) { instance.emitted = {}; } else if (instance.emitted[handlerName]) { return; } instance.emitted[handlerName] = true; callWithAsyncErrorHandling(onceHandler, instance, 6 /* COMPONENT_EVENT_HANDLER */, args); } } function normalizeEmitsOptions(comp, appContext, asMixin = false) { const cache = appContext.emitsCache; const cached = cache.get(comp); if (cached !== undefined) { return cached; } const raw = comp.emits; let normalized = {}; // apply mixin/extends props let hasExtends = false; if (__VUE_OPTIONS_API__ && !isFunction(comp)) { const extendEmits = (raw) => { const normalizedFromExtend = normalizeEmitsOptions(raw, appContext, true); if (normalizedFromExtend) { hasExtends = true; extend(normalized, normalizedFromExtend); } }; if (!asMixin && appContext.mixins.length) { appContext.mixins.forEach(extendEmits); } if (comp.extends) { extendEmits(comp.extends); } if (comp.mixins) { comp.mixins.forEach(extendEmits); } } if (!raw && !hasExtends) { cache.set(comp, null); return null; } if (isArray(raw)) { raw.forEach(key => (normalized[key] = null)); } else { extend(normalized, raw); } cache.set(comp, normalized); return normalized; } // Check if an incoming prop key is a declared emit event listener. // e.g. With `emits: { click: null }`, props named `onClick` and `onclick` are // both considered matched listeners. function isEmitListener(options, key) { if (!options || !isOn(key)) { return false; } key = key.slice(2).replace(/Once$/, ''); return (hasOwn(options, key[0].toLowerCase() + key.slice(1)) || hasOwn(options, hyphenate(key)) || hasOwn(options, key)); } /** * mark the current rendering instance for asset resolution (e.g. * resolveComponent, resolveDirective) during render */ let currentRenderingInstance = null; let currentScopeId = null; /** * Note: rendering calls maybe nested. The function returns the parent rendering * instance if present, which should be restored after the render is done: * * ```js * const prev = setCurrentRenderingInstance(i) * // ...render * setCurrentRenderingInstance(prev) * ``` */ function setCurrentRenderingInstance(instance) { const prev = currentRenderingInstance; currentRenderingInstance = instance; currentScopeId = (instance && instance.type.__scopeId) || null; return prev; } /** * Only for backwards compat * @private */ const withScopeId = (_id) => withCtx; /** * Wrap a slot function to memoize current rendering instance * @private compiler helper */ function withCtx(fn, ctx = currentRenderingInstance, isNonScopedSlot // false only ) { if (!ctx) return fn; // already normalized if (fn._n) { return fn; } const renderFnWithContext = (...args) => { // If a user calls a compiled slot inside a template expression (#1745), it // can mess up block tracking, so by default we disable block tracking and // force bail out when invoking a compiled slot (indicated by the ._d flag). // This isn't necessary if rendering a compiled ``, so we flip the // ._d flag off when invoking the wrapped fn inside `renderSlot`. if (renderFnWithContext._d) { setBlockTracking(-1); } const prevInstance = setCurrentRenderingInstance(ctx); const res = fn(...args); setCurrentRenderingInstance(prevInstance); if (renderFnWithContext._d) { setBlockTracking(1); } if ((process.env.NODE_ENV !== 'production') || false) { devtoolsComponentUpdated(ctx); } return res; }; // mark normalized to avoid duplicated wrapping renderFnWithContext._n = true; // mark this as compiled by default // this is used in vnode.ts -> normalizeChildren() to set the slot // rendering flag. renderFnWithContext._c = true; // disable block tracking by default renderFnWithContext._d = true; return renderFnWithContext; } function markAttrsAccessed() { } function provide(key, value) { if (!currentInstance) { if ((process.env.NODE_ENV !== 'production')) { warn$1(`provide() can only be used inside setup().`); } } else { let provides = currentInstance.provides; // by default an instance inherits its parent's provides object // but when it needs to provide values of its own, it creates its // own provides object using parent provides object as prototype. // this way in `inject` we can simply look up injections from direct // parent and let the prototype chain do the work. const parentProvides = currentInstance.parent && currentInstance.parent.provides; if (parentProvides === provides) { provides = currentInstance.provides = Object.create(parentProvides); } // TS doesn't allow symbol as index type provides[key] = value; } } function inject(key, defaultValue, treatDefaultAsFactory = false) { // fallback to `currentRenderingInstance` so that this can be called in // a functional component const instance = currentInstance || currentRenderingInstance; if (instance) { // #2400 // to support `app.use` plugins, // fallback to appContext's `provides` if the intance is at root const provides = instance.parent == null ? instance.vnode.appContext && instance.vnode.appContext.provides : instance.parent.provides; if (provides && key in provides) { // TS doesn't allow symbol as index type return provides[key]; } else if (arguments.length > 1) { return treatDefaultAsFactory && isFunction(defaultValue) ? defaultValue.call(instance.proxy) : defaultValue; } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`injection "${String(key)}" not found.`); } } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`inject() can only be used inside setup() or functional components.`); } } // implementation, close to no-op function defineComponent(options) { return isFunction(options) ? { setup: options, name: options.name } : options; } const isKeepAlive = (vnode) => vnode.type.__isKeepAlive; function onActivated(hook, target) { registerKeepAliveHook(hook, "a" /* ACTIVATED */, target); } function onDeactivated(hook, target) { registerKeepAliveHook(hook, "da" /* DEACTIVATED */, target); } function registerKeepAliveHook(hook, type, target = currentInstance) { // cache the deactivate branch check wrapper for injected hooks so the same // hook can be properly deduped by the scheduler. "__wdc" stands for "with // deactivation check". const wrappedHook = hook.__wdc || (hook.__wdc = () => { // only fire the hook if the target instance is NOT in a deactivated branch. let current = target; while (current) { if (current.isDeactivated) { return; } current = current.parent; } hook(); }); injectHook(type, wrappedHook, target); // In addition to registering it on the target instance, we walk up the parent // chain and register it on all ancestor instances that are keep-alive roots. // This avoids the need to walk the entire component tree when invoking these // hooks, and more importantly, avoids the need to track child components in // arrays. if (target) { let current = target.parent; while (current && current.parent) { if (isKeepAlive(current.parent.vnode)) { injectToKeepAliveRoot(wrappedHook, type, target, current); } current = current.parent; } } } function injectToKeepAliveRoot(hook, type, target, keepAliveRoot) { // injectHook wraps the original for error handling, so make sure to remove // the wrapped version. const injected = injectHook(type, hook, keepAliveRoot, true /* prepend */); onUnmounted(() => { remove(keepAliveRoot[type], injected); }, target); } function injectHook(type, hook, target = currentInstance, prepend = false) { if (target) { // fixed by xxxxxx if (isRootHook(type)) { target = target.root; } const hooks = target[type] || (target[type] = []); // cache the error handling wrapper for injected hooks so the same hook // can be properly deduped by the scheduler. "__weh" stands for "with error // handling". const wrappedHook = hook.__weh || (hook.__weh = (...args) => { if (target.isUnmounted) { return; } // disable tracking inside all lifecycle hooks // since they can potentially be called inside effects. pauseTracking(); // Set currentInstance during hook invocation. // This assumes the hook does not synchronously trigger other hooks, which // can only be false when the user does something really funky. setCurrentInstance(target); // fixed by xxxxxx const res = callWithAsyncErrorHandling(hook, target, type, args); unsetCurrentInstance(); resetTracking(); return res; }); if (prepend) { hooks.unshift(wrappedHook); } else { hooks.push(wrappedHook); } return wrappedHook; } else if ((process.env.NODE_ENV !== 'production')) { const apiName = toHandlerKey(ErrorTypeStrings[type].replace(/ hook$/, '')); warn$1(`${apiName} is called when there is no active component instance to be ` + `associated with. ` + `Lifecycle injection APIs can only be used during execution of setup().` + (``)); } } const createHook = (lifecycle) => (hook, target = currentInstance) => // post-create lifecycle registrations are noops during SSR (except for serverPrefetch) (!isInSSRComponentSetup || lifecycle === "sp" /* SERVER_PREFETCH */) && injectHook(lifecycle, hook, target); const onBeforeMount = createHook("bm" /* BEFORE_MOUNT */); const onMounted = createHook("m" /* MOUNTED */); const onBeforeUpdate = createHook("bu" /* BEFORE_UPDATE */); const onUpdated = createHook("u" /* UPDATED */); const onBeforeUnmount = createHook("bum" /* BEFORE_UNMOUNT */); const onUnmounted = createHook("um" /* UNMOUNTED */); const onServerPrefetch = createHook("sp" /* SERVER_PREFETCH */); const onRenderTriggered = createHook("rtg" /* RENDER_TRIGGERED */); const onRenderTracked = createHook("rtc" /* RENDER_TRACKED */); function onErrorCaptured(hook, target = currentInstance) { injectHook("ec" /* ERROR_CAPTURED */, hook, target); } function createDuplicateChecker() { const cache = Object.create(null); return (type, key) => { if (cache[key]) { warn$1(`${type} property "${key}" is already defined in ${cache[key]}.`); } else { cache[key] = type; } }; } let shouldCacheAccess = true; function applyOptions(instance) { const options = resolveMergedOptions(instance); const publicThis = instance.proxy; const ctx = instance.ctx; // do not cache property access on public proxy during state initialization shouldCacheAccess = false; // call beforeCreate first before accessing other options since // the hook may mutate resolved options (#2791) if (options.beforeCreate) { callHook(options.beforeCreate, instance, "bc" /* BEFORE_CREATE */); } const { // state data: dataOptions, computed: computedOptions, methods, watch: watchOptions, provide: provideOptions, inject: injectOptions, // lifecycle created, beforeMount, mounted, beforeUpdate, updated, activated, deactivated, beforeDestroy, beforeUnmount, destroyed, unmounted, render, renderTracked, renderTriggered, errorCaptured, serverPrefetch, // public API expose, inheritAttrs, // assets components, directives, filters } = options; const checkDuplicateProperties = (process.env.NODE_ENV !== 'production') ? createDuplicateChecker() : null; if ((process.env.NODE_ENV !== 'production')) { const [propsOptions] = instance.propsOptions; if (propsOptions) { for (const key in propsOptions) { checkDuplicateProperties("Props" /* PROPS */, key); } } } // options initialization order (to be consistent with Vue 2): // - props (already done outside of this function) // - inject // - methods // - data (deferred since it relies on `this` access) // - computed // - watch (deferred since it relies on `this` access) // fixed by xxxxxx if (!__VUE_CREATED_DEFERRED__ && injectOptions) { resolveInjections(injectOptions, ctx, checkDuplicateProperties, instance.appContext.config.unwrapInjectedRef); } if (methods) { for (const key in methods) { const methodHandler = methods[key]; if (isFunction(methodHandler)) { // In dev mode, we use the `createRenderContext` function to define // methods to the proxy target, and those are read-only but // reconfigurable, so it needs to be redefined here if ((process.env.NODE_ENV !== 'production')) { Object.defineProperty(ctx, key, { value: methodHandler.bind(publicThis), configurable: true, enumerable: true, writable: true }); } else { ctx[key] = methodHandler.bind(publicThis); } if ((process.env.NODE_ENV !== 'production')) { checkDuplicateProperties("Methods" /* METHODS */, key); } } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`Method "${key}" has type "${typeof methodHandler}" in the component definition. ` + `Did you reference the function correctly?`); } } } if (dataOptions) { if ((process.env.NODE_ENV !== 'production') && !isFunction(dataOptions)) { warn$1(`The data option must be a function. ` + `Plain object usage is no longer supported.`); } const data = dataOptions.call(publicThis, publicThis); if ((process.env.NODE_ENV !== 'production') && isPromise(data)) { warn$1(`data() returned a Promise - note data() cannot be async; If you ` + `intend to perform data fetching before component renders, use ` + `async setup() + .`); } if (!isObject(data)) { (process.env.NODE_ENV !== 'production') && warn$1(`data() should return an object.`); } else { instance.data = reactive(data); if ((process.env.NODE_ENV !== 'production')) { for (const key in data) { checkDuplicateProperties("Data" /* DATA */, key); // expose data on ctx during dev if (key[0] !== '$' && key[0] !== '_') { Object.defineProperty(ctx, key, { configurable: true, enumerable: true, get: () => data[key], set: NOOP }); } } } } } // state initialization complete at this point - start caching access shouldCacheAccess = true; if (computedOptions) { for (const key in computedOptions) { const opt = computedOptions[key]; const get = isFunction(opt) ? opt.bind(publicThis, publicThis) : isFunction(opt.get) ? opt.get.bind(publicThis, publicThis) : NOOP; if ((process.env.NODE_ENV !== 'production') && get === NOOP) { warn$1(`Computed property "${key}" has no getter.`); } const set = !isFunction(opt) && isFunction(opt.set) ? opt.set.bind(publicThis) : (process.env.NODE_ENV !== 'production') ? () => { warn$1(`Write operation failed: computed property "${key}" is readonly.`); } : NOOP; const c = computed({ get, set }); Object.defineProperty(ctx, key, { enumerable: true, configurable: true, get: () => c.value, set: v => (c.value = v) }); if ((process.env.NODE_ENV !== 'production')) { checkDuplicateProperties("Computed" /* COMPUTED */, key); } } } if (watchOptions) { for (const key in watchOptions) { createWatcher(watchOptions[key], ctx, publicThis, key); } } // fixed by xxxxxx if (!__VUE_CREATED_DEFERRED__) { if (provideOptions) { const provides = isFunction(provideOptions) ? provideOptions.call(publicThis) : provideOptions; Reflect.ownKeys(provides).forEach(key => { provide(key, provides[key]); }); } } // fixed by xxxxxx if (__VUE_CREATED_DEFERRED__) { ctx.$callCreatedHook = function (name) { if (created) { return callHook(created, instance, "c" /* CREATED */); } }; } else { if (created) { callHook(created, instance, "c" /* CREATED */); } } function registerLifecycleHook(register, hook) { if (isArray(hook)) { hook.forEach(_hook => register(_hook.bind(publicThis))); } else if (hook) { register(hook.bind(publicThis)); } } registerLifecycleHook(onBeforeMount, beforeMount); registerLifecycleHook(onMounted, mounted); registerLifecycleHook(onBeforeUpdate, beforeUpdate); registerLifecycleHook(onUpdated, updated); registerLifecycleHook(onActivated, activated); registerLifecycleHook(onDeactivated, deactivated); registerLifecycleHook(onErrorCaptured, errorCaptured); registerLifecycleHook(onRenderTracked, renderTracked); registerLifecycleHook(onRenderTriggered, renderTriggered); registerLifecycleHook(onBeforeUnmount, beforeUnmount); registerLifecycleHook(onUnmounted, unmounted); registerLifecycleHook(onServerPrefetch, serverPrefetch); if (isArray(expose)) { if (expose.length) { const exposed = instance.exposed || (instance.exposed = {}); expose.forEach(key => { Object.defineProperty(exposed, key, { get: () => publicThis[key], set: val => (publicThis[key] = val) }); }); } else if (!instance.exposed) { instance.exposed = {}; } } // options that are handled when creating the instance but also need to be // applied from mixins if (render && instance.render === NOOP) { instance.render = render; } if (inheritAttrs != null) { instance.inheritAttrs = inheritAttrs; } // asset options. if (components) instance.components = components; if (directives) instance.directives = directives; // fixed by xxxxxx if (instance.ctx.$onApplyOptions) { instance.ctx.$onApplyOptions(options, instance, publicThis); } } function resolveInjections(injectOptions, ctx, checkDuplicateProperties = NOOP, unwrapRef = false) { if (isArray(injectOptions)) { injectOptions = normalizeInject(injectOptions); } for (const key in injectOptions) { const opt = injectOptions[key]; let injected; if (isObject(opt)) { if ('default' in opt) { injected = inject(opt.from || key, opt.default, true /* treat default function as factory */); } else { injected = inject(opt.from || key); } } else { injected = inject(opt); } if (isRef(injected)) { // TODO remove the check in 3.3 if (unwrapRef) { Object.defineProperty(ctx, key, { enumerable: true, configurable: true, get: () => injected.value, set: v => (injected.value = v) }); } else { if ((process.env.NODE_ENV !== 'production')) { warn$1(`injected property "${key}" is a ref and will be auto-unwrapped ` + `and no longer needs \`.value\` in the next minor release. ` + `To opt-in to the new behavior now, ` + `set \`app.config.unwrapInjectedRef = true\` (this config is ` + `temporary and will not be needed in the future.)`); } ctx[key] = injected; } } else { ctx[key] = injected; } if ((process.env.NODE_ENV !== 'production')) { checkDuplicateProperties("Inject" /* INJECT */, key); } } } function callHook(hook, instance, type) { callWithAsyncErrorHandling(isArray(hook) ? hook.map(h => h.bind(instance.proxy)) : hook.bind(instance.proxy), instance, type); } function createWatcher(raw, ctx, publicThis, key) { const getter = key.includes('.') ? createPathGetter(publicThis, key) : () => publicThis[key]; if (isString(raw)) { const handler = ctx[raw]; if (isFunction(handler)) { watch(getter, handler); } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`Invalid watch handler specified by key "${raw}"`, handler); } } else if (isFunction(raw)) { watch(getter, raw.bind(publicThis)); } else if (isObject(raw)) { if (isArray(raw)) { raw.forEach(r => createWatcher(r, ctx, publicThis, key)); } else { const handler = isFunction(raw.handler) ? raw.handler.bind(publicThis) : ctx[raw.handler]; if (isFunction(handler)) { watch(getter, handler, raw); } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`Invalid watch handler specified by key "${raw.handler}"`, handler); } } } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`Invalid watch option: "${key}"`, raw); } } /** * Resolve merged options and cache it on the component. * This is done only once per-component since the merging does not involve * instances. */ function resolveMergedOptions(instance) { const base = instance.type; const { mixins, extends: extendsOptions } = base; const { mixins: globalMixins, optionsCache: cache, config: { optionMergeStrategies } } = instance.appContext; const cached = cache.get(base); let resolved; if (cached) { resolved = cached; } else if (!globalMixins.length && !mixins && !extendsOptions) { { resolved = base; } } else { resolved = {}; if (globalMixins.length) { globalMixins.forEach(m => mergeOptions(resolved, m, optionMergeStrategies, true)); } mergeOptions(resolved, base, optionMergeStrategies); } cache.set(base, resolved); return resolved; } function mergeOptions(to, from, strats, asMixin = false) { const { mixins, extends: extendsOptions } = from; if (extendsOptions) { mergeOptions(to, extendsOptions, strats, true); } if (mixins) { mixins.forEach((m) => mergeOptions(to, m, strats, true)); } for (const key in from) { if (asMixin && key === 'expose') { (process.env.NODE_ENV !== 'production') && warn$1(`"expose" option is ignored when declared in mixins or extends. ` + `It should only be declared in the base component itself.`); } else { const strat = internalOptionMergeStrats[key] || (strats && strats[key]); to[key] = strat ? strat(to[key], from[key]) : from[key]; } } return to; } const internalOptionMergeStrats = { data: mergeDataFn, props: mergeObjectOptions, emits: mergeObjectOptions, // objects methods: mergeObjectOptions, computed: mergeObjectOptions, // lifecycle beforeCreate: mergeAsArray, created: mergeAsArray, beforeMount: mergeAsArray, mounted: mergeAsArray, beforeUpdate: mergeAsArray, updated: mergeAsArray, beforeDestroy: mergeAsArray, beforeUnmount: mergeAsArray, destroyed: mergeAsArray, unmounted: mergeAsArray, activated: mergeAsArray, deactivated: mergeAsArray, errorCaptured: mergeAsArray, serverPrefetch: mergeAsArray, // assets components: mergeObjectOptions, directives: mergeObjectOptions, // watch watch: mergeWatchOptions, // provide / inject provide: mergeDataFn, inject: mergeInject }; function mergeDataFn(to, from) { if (!from) { return to; } if (!to) { return from; } return function mergedDataFn() { return (extend)(isFunction(to) ? to.call(this, this) : to, isFunction(from) ? from.call(this, this) : from); }; } function mergeInject(to, from) { return mergeObjectOptions(normalizeInject(to), normalizeInject(from)); } function normalizeInject(raw) { if (isArray(raw)) { const res = {}; for (let i = 0; i < raw.length; i++) { res[raw[i]] = raw[i]; } return res; } return raw; } function mergeAsArray(to, from) { return to ? [...new Set([].concat(to, from))] : from; } function mergeObjectOptions(to, from) { return to ? extend(extend(Object.create(null), to), from) : from; } function mergeWatchOptions(to, from) { if (!to) return from; if (!from) return to; const merged = extend(Object.create(null), to); for (const key in from) { merged[key] = mergeAsArray(to[key], from[key]); } return merged; } function initProps(instance, rawProps, isStateful, // result of bitwise flag comparison isSSR = false) { const props = {}; const attrs = {}; // def(attrs, InternalObjectKey, 1) // fixed by xxxxxx def(attrs, '__vInternal', 1); instance.propsDefaults = Object.create(null); setFullProps(instance, rawProps, props, attrs); // ensure all declared prop keys are present for (const key in instance.propsOptions[0]) { if (!(key in props)) { props[key] = undefined; } } // validation if ((process.env.NODE_ENV !== 'production')) { validateProps(rawProps || {}, props, instance); } if (isStateful) { // stateful instance.props = isSSR ? props : shallowReactive(props); } else { if (!instance.type.props) { // functional w/ optional props, props === attrs instance.props = attrs; } else { // functional w/ declared props instance.props = props; } } instance.attrs = attrs; } function setFullProps(instance, rawProps, props, attrs) { const [options, needCastKeys] = instance.propsOptions; let hasAttrsChanged = false; let rawCastValues; if (rawProps) { for (let key in rawProps) { // key, ref are reserved and never passed down if (isReservedProp(key)) { continue; } const value = rawProps[key]; // prop option names are camelized during normalization, so to support // kebab -> camel conversion here we need to camelize the key. let camelKey; if (options && hasOwn(options, (camelKey = camelize(key)))) { if (!needCastKeys || !needCastKeys.includes(camelKey)) { props[camelKey] = value; } else { (rawCastValues || (rawCastValues = {}))[camelKey] = value; } } else if (!isEmitListener(instance.emitsOptions, key)) { if (value !== attrs[key]) { attrs[key] = value; hasAttrsChanged = true; } } } } if (needCastKeys) { const rawCurrentProps = toRaw(props); const castValues = rawCastValues || EMPTY_OBJ; for (let i = 0; i < needCastKeys.length; i++) { const key = needCastKeys[i]; props[key] = resolvePropValue(options, rawCurrentProps, key, castValues[key], instance, !hasOwn(castValues, key)); } } return hasAttrsChanged; } function resolvePropValue(options, props, key, value, instance, isAbsent) { const opt = options[key]; if (opt != null) { const hasDefault = hasOwn(opt, 'default'); // default values if (hasDefault && value === undefined) { const defaultValue = opt.default; if (opt.type !== Function && isFunction(defaultValue)) { const { propsDefaults } = instance; if (key in propsDefaults) { value = propsDefaults[key]; } else { setCurrentInstance(instance); value = propsDefaults[key] = defaultValue.call(null, props); unsetCurrentInstance(); } } else { value = defaultValue; } } // boolean casting if (opt[0 /* shouldCast */]) { if (isAbsent && !hasDefault) { value = false; } else if (opt[1 /* shouldCastTrue */] && (value === '' || value === hyphenate(key))) { value = true; } } } return value; } function normalizePropsOptions(comp, appContext, asMixin = false) { const cache = appContext.propsCache; const cached = cache.get(comp); if (cached) { return cached; } const raw = comp.props; const normalized = {}; const needCastKeys = []; // apply mixin/extends props let hasExtends = false; if (__VUE_OPTIONS_API__ && !isFunction(comp)) { const extendProps = (raw) => { hasExtends = true; const [props, keys] = normalizePropsOptions(raw, appContext, true); extend(normalized, props); if (keys) needCastKeys.push(...keys); }; if (!asMixin && appContext.mixins.length) { appContext.mixins.forEach(extendProps); } if (comp.extends) { extendProps(comp.extends); } if (comp.mixins) { comp.mixins.forEach(extendProps); } } if (!raw && !hasExtends) { cache.set(comp, EMPTY_ARR); return EMPTY_ARR; } if (isArray(raw)) { for (let i = 0; i < raw.length; i++) { if ((process.env.NODE_ENV !== 'production') && !isString(raw[i])) { warn$1(`props must be strings when using array syntax.`, raw[i]); } const normalizedKey = camelize(raw[i]); if (validatePropName(normalizedKey)) { normalized[normalizedKey] = EMPTY_OBJ; } } } else if (raw) { if ((process.env.NODE_ENV !== 'production') && !isObject(raw)) { warn$1(`invalid props options`, raw); } for (const key in raw) { const normalizedKey = camelize(key); if (validatePropName(normalizedKey)) { const opt = raw[key]; const prop = (normalized[normalizedKey] = isArray(opt) || isFunction(opt) ? { type: opt } : opt); if (prop) { const booleanIndex = getTypeIndex(Boolean, prop.type); const stringIndex = getTypeIndex(String, prop.type); prop[0 /* shouldCast */] = booleanIndex > -1; prop[1 /* shouldCastTrue */] = stringIndex < 0 || booleanIndex < stringIndex; // if the prop needs boolean casting or default value if (booleanIndex > -1 || hasOwn(prop, 'default')) { needCastKeys.push(normalizedKey); } } } } } const res = [normalized, needCastKeys]; cache.set(comp, res); return res; } function validatePropName(key) { if (key[0] !== '$') { return true; } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`Invalid prop name: "${key}" is a reserved property.`); } return false; } // use function string name to check type constructors // so that it works across vms / iframes. function getType(ctor) { const match = ctor && ctor.toString().match(/^\s*function (\w+)/); return match ? match[1] : ctor === null ? 'null' : ''; } function isSameType(a, b) { return getType(a) === getType(b); } function getTypeIndex(type, expectedTypes) { if (isArray(expectedTypes)) { return expectedTypes.findIndex(t => isSameType(t, type)); } else if (isFunction(expectedTypes)) { return isSameType(expectedTypes, type) ? 0 : -1; } return -1; } /** * dev only */ function validateProps(rawProps, props, instance) { const resolvedValues = toRaw(props); const options = instance.propsOptions[0]; for (const key in options) { let opt = options[key]; if (opt == null) continue; validateProp(key, resolvedValues[key], opt, !hasOwn(rawProps, key) && !hasOwn(rawProps, hyphenate(key))); } } /** * dev only */ function validateProp(name, value, prop, isAbsent) { const { type, required, validator } = prop; // required! if (required && isAbsent) { warn$1('Missing required prop: "' + name + '"'); return; } // missing but optional if (value == null && !prop.required) { return; } // type check if (type != null && type !== true) { let isValid = false; const types = isArray(type) ? type : [type]; const expectedTypes = []; // value is valid as long as one of the specified types match for (let i = 0; i < types.length && !isValid; i++) { const { valid, expectedType } = assertType(value, types[i]); expectedTypes.push(expectedType || ''); isValid = valid; } if (!isValid) { warn$1(getInvalidTypeMessage(name, value, expectedTypes)); return; } } // custom validator if (validator && !validator(value)) { warn$1('Invalid prop: custom validator check failed for prop "' + name + '".'); } } const isSimpleType = /*#__PURE__*/ makeMap('String,Number,Boolean,Function,Symbol,BigInt'); /** * dev only */ function assertType(value, type) { let valid; const expectedType = getType(type); if (isSimpleType(expectedType)) { const t = typeof value; valid = t === expectedType.toLowerCase(); // for primitive wrapper objects if (!valid && t === 'object') { valid = value instanceof type; } } else if (expectedType === 'Object') { valid = isObject(value); } else if (expectedType === 'Array') { valid = isArray(value); } else if (expectedType === 'null') { valid = value === null; } else { valid = value instanceof type; } return { valid, expectedType }; } /** * dev only */ function getInvalidTypeMessage(name, value, expectedTypes) { let message = `Invalid prop: type check failed for prop "${name}".` + ` Expected ${expectedTypes.map(capitalize).join(' | ')}`; const expectedType = expectedTypes[0]; const receivedType = toRawType(value); const expectedValue = styleValue(value, expectedType); const receivedValue = styleValue(value, receivedType); // check if we need to specify expected value if (expectedTypes.length === 1 && isExplicable(expectedType) && !isBoolean(expectedType, receivedType)) { message += ` with value ${expectedValue}`; } message += `, got ${receivedType} `; // check if we need to specify received value if (isExplicable(receivedType)) { message += `with value ${receivedValue}.`; } return message; } /** * dev only */ function styleValue(value, type) { if (type === 'String') { return `"${value}"`; } else if (type === 'Number') { return `${Number(value)}`; } else { return `${value}`; } } /** * dev only */ function isExplicable(type) { const explicitTypes = ['string', 'number', 'boolean']; return explicitTypes.some(elem => type.toLowerCase() === elem); } /** * dev only */ function isBoolean(...args) { return args.some(elem => elem.toLowerCase() === 'boolean'); } /** Runtime helper for applying directives to a vnode. Example usage: const comp = resolveComponent('comp') const foo = resolveDirective('foo') const bar = resolveDirective('bar') return withDirectives(h(comp), [ [foo, this.x], [bar, this.y] ]) */ const isBuiltInDirective = /*#__PURE__*/ makeMap('bind,cloak,else-if,else,for,html,if,model,on,once,pre,show,slot,text'); function validateDirectiveName(name) { if (isBuiltInDirective(name)) { warn$1('Do not use built-in directive ids as custom directive id: ' + name); } } /** * Adds directives to a VNode. */ function withDirectives(vnode, directives) { const internalInstance = currentRenderingInstance; if (internalInstance === null) { (process.env.NODE_ENV !== 'production') && warn$1(`withDirectives can only be used inside render functions.`); return vnode; } const instance = internalInstance.proxy; const bindings = vnode.dirs || (vnode.dirs = []); for (let i = 0; i < directives.length; i++) { let [dir, value, arg, modifiers = EMPTY_OBJ] = directives[i]; if (isFunction(dir)) { dir = { mounted: dir, updated: dir }; } if (dir.deep) { traverse(value); } bindings.push({ dir, instance, value, oldValue: void 0, arg, modifiers }); } return vnode; } function createAppContext() { return { app: null, config: { isNativeTag: NO, performance: false, globalProperties: {}, optionMergeStrategies: {}, errorHandler: undefined, warnHandler: undefined, compilerOptions: {} }, mixins: [], components: {}, directives: {}, provides: Object.create(null), optionsCache: new WeakMap(), propsCache: new WeakMap(), emitsCache: new WeakMap() }; } let uid = 0; function createAppAPI(render, // fixed by xxxxxx hydrate) { return function createApp(rootComponent, rootProps = null) { if (rootProps != null && !isObject(rootProps)) { (process.env.NODE_ENV !== 'production') && warn$1(`root props passed to app.mount() must be an object.`); rootProps = null; } const context = createAppContext(); const installedPlugins = new Set(); // fixed by xxxxxx // let isMounted = false const app = (context.app = { _uid: uid++, _component: rootComponent, _props: rootProps, _container: null, _context: context, _instance: null, version, get config() { return context.config; }, set config(v) { if ((process.env.NODE_ENV !== 'production')) { warn$1(`app.config cannot be replaced. Modify individual options instead.`); } }, use(plugin, ...options) { if (installedPlugins.has(plugin)) { (process.env.NODE_ENV !== 'production') && warn$1(`Plugin has already been applied to target app.`); } else if (plugin && isFunction(plugin.install)) { installedPlugins.add(plugin); plugin.install(app, ...options); } else if (isFunction(plugin)) { installedPlugins.add(plugin); plugin(app, ...options); } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`A plugin must either be a function or an object with an "install" ` + `function.`); } return app; }, mixin(mixin) { if (__VUE_OPTIONS_API__) { if (!context.mixins.includes(mixin)) { context.mixins.push(mixin); } else if ((process.env.NODE_ENV !== 'production')) { warn$1('Mixin has already been applied to target app' + (mixin.name ? `: ${mixin.name}` : '')); } } else if ((process.env.NODE_ENV !== 'production')) { warn$1('Mixins are only available in builds supporting Options API'); } return app; }, component(name, component) { if ((process.env.NODE_ENV !== 'production')) { validateComponentName(name, context.config); } if (!component) { return context.components[name]; } if ((process.env.NODE_ENV !== 'production') && context.components[name]) { warn$1(`Component "${name}" has already been registered in target app.`); } context.components[name] = component; return app; }, directive(name, directive) { if ((process.env.NODE_ENV !== 'production')) { validateDirectiveName(name); } if (!directive) { return context.directives[name]; } if ((process.env.NODE_ENV !== 'production') && context.directives[name]) { warn$1(`Directive "${name}" has already been registered in target app.`); } context.directives[name] = directive; return app; }, // fixed by xxxxxx mount() { }, // fixed by xxxxxx unmount() { }, provide(key, value) { if ((process.env.NODE_ENV !== 'production') && key in context.provides) { warn$1(`App already provides property with key "${String(key)}". ` + `It will be overwritten with the new value.`); } // TypeScript doesn't allow symbols as index type // https://github.com/Microsoft/TypeScript/issues/24587 context.provides[key] = value; return app; } }); // fixed by xxxxxx // if (false) { // installAppCompatProperties(app, context, render) // } return app; }; } const queuePostRenderEffect = queuePostFlushCb; const isTeleport = (type) => type.__isTeleport; const COMPONENTS = 'components'; const DIRECTIVES = 'directives'; /** * @private */ function resolveComponent(name, maybeSelfReference) { return resolveAsset(COMPONENTS, name, true, maybeSelfReference) || name; } const NULL_DYNAMIC_COMPONENT = Symbol(); /** * @private */ function resolveDirective(name) { return resolveAsset(DIRECTIVES, name); } // implementation function resolveAsset(type, name, warnMissing = true, maybeSelfReference = false) { const instance = currentRenderingInstance || currentInstance; if (instance) { const Component = instance.type; // explicit self name has highest priority if (type === COMPONENTS) { const selfName = getComponentName(Component); if (selfName && (selfName === name || selfName === camelize(name) || selfName === capitalize(camelize(name)))) { return Component; } } const res = // local registration // check instance[type] first which is resolved for options API resolve(instance[type] || Component[type], name) || // global registration resolve(instance.appContext[type], name); if (!res && maybeSelfReference) { // fallback to implicit self-reference return Component; } if ((process.env.NODE_ENV !== 'production') && warnMissing && !res) { const extra = type === COMPONENTS ? `\nIf this is a native custom element, make sure to exclude it from ` + `component resolution via compilerOptions.isCustomElement.` : ``; warn$1(`Failed to resolve ${type.slice(0, -1)}: ${name}${extra}`); } return res; } else if ((process.env.NODE_ENV !== 'production')) { warn$1(`resolve${capitalize(type.slice(0, -1))} ` + `can only be used in render() or setup().`); } } function resolve(registry, name) { return (registry && (registry[name] || registry[camelize(name)] || registry[capitalize(camelize(name))])); } const Fragment = Symbol((process.env.NODE_ENV !== 'production') ? 'Fragment' : undefined); const Text = Symbol((process.env.NODE_ENV !== 'production') ? 'Text' : undefined); const Comment = Symbol((process.env.NODE_ENV !== 'production') ? 'Comment' : undefined); Symbol((process.env.NODE_ENV !== 'production') ? 'Static' : undefined); let currentBlock = null; // Whether we should be tracking dynamic child nodes inside a block. // Only tracks when this value is > 0 // We are not using a simple boolean because this value may need to be // incremented/decremented by nested usage of v-once (see below) let isBlockTreeEnabled = 1; /** * Block tracking sometimes needs to be disabled, for example during the * creation of a tree that needs to be cached by v-once. The compiler generates * code like this: * * ``` js * _cache[1] || ( * setBlockTracking(-1), * _cache[1] = createVNode(...), * setBlockTracking(1), * _cache[1] * ) * ``` * * @private */ function setBlockTracking(value) { isBlockTreeEnabled += value; } function isVNode(value) { return value ? value.__v_isVNode === true : false; } const createVNodeWithArgsTransform = (...args) => { return _createVNode(...(args)); }; const InternalObjectKey = `__vInternal`; const normalizeKey = ({ key }) => key != null ? key : null; const normalizeRef = ({ ref }) => { return (ref != null ? isString(ref) || isRef(ref) || isFunction(ref) ? { i: currentRenderingInstance, r: ref } : ref : null); }; function createBaseVNode(type, props = null, children = null, patchFlag = 0, dynamicProps = null, shapeFlag = type === Fragment ? 0 : 1 /* ELEMENT */, isBlockNode = false, needFullChildrenNormalization = false) { const vnode = { __v_isVNode: true, __v_skip: true, type, props, key: props && normalizeKey(props), ref: props && normalizeRef(props), scopeId: currentScopeId, slotScopeIds: null, children, component: null, suspense: null, ssContent: null, ssFallback: null, dirs: null, transition: null, el: null, anchor: null, target: null, targetAnchor: null, staticCount: 0, shapeFlag, patchFlag, dynamicProps, dynamicChildren: null, appContext: null }; if (needFullChildrenNormalization) { normalizeChildren(vnode, children); } else if (children) { // compiled element vnode - if children is passed, only possible types are // string or Array. vnode.shapeFlag |= isString(children) ? 8 /* TEXT_CHILDREN */ : 16 /* ARRAY_CHILDREN */; } // validate key if ((process.env.NODE_ENV !== 'production') && vnode.key !== vnode.key) { warn$1(`VNode created with invalid key (NaN). VNode type:`, vnode.type); } // track vnode for block tree if (isBlockTreeEnabled > 0 && // avoid a block node from tracking itself !isBlockNode && // has current parent block currentBlock && // presence of a patch flag indicates this node needs patching on updates. // component nodes also should always be patched, because even if the // component doesn't need to update, it needs to persist the instance on to // the next vnode so that it can be properly unmounted later. (vnode.patchFlag > 0 || shapeFlag & 6 /* COMPONENT */) && // the EVENTS flag is only for hydration and if it is the only flag, the // vnode should not be considered dynamic due to handler caching. vnode.patchFlag !== 32 /* HYDRATE_EVENTS */) { currentBlock.push(vnode); } return vnode; } const createVNode = ((process.env.NODE_ENV !== 'production') ? createVNodeWithArgsTransform : _createVNode); function _createVNode(type, props = null, children = null, patchFlag = 0, dynamicProps = null, isBlockNode = false) { if (!type || type === NULL_DYNAMIC_COMPONENT) { if ((process.env.NODE_ENV !== 'production') && !type) { warn$1(`Invalid vnode type when creating vnode: ${type}.`); } type = Comment; } if (isVNode(type)) { // createVNode receiving an existing vnode. This happens in cases like // // #2078 make sure to merge refs during the clone instead of overwriting it const cloned = cloneVNode(type, props, true /* mergeRef: true */); if (children) { normalizeChildren(cloned, children); } return cloned; } // class component normalization. if (isClassComponent(type)) { type = type.__vccOpts; } // class & style normalization. if (props) { // for reactive or proxy objects, we need to clone it to enable mutation. props = guardReactiveProps(props); let { class: klass, style } = props; if (klass && !isString(klass)) { props.class = normalizeClass(klass); } if (isObject(style)) { // reactive state objects need to be cloned since they are likely to be // mutated if (isProxy(style) && !isArray(style)) { style = extend({}, style); } props.style = normalizeStyle(style); } } // encode the vnode type information into a bitmap const shapeFlag = isString(type) ? 1 /* ELEMENT */ : isTeleport(type) ? 64 /* TELEPORT */ : isObject(type) ? 4 /* STATEFUL_COMPONENT */ : isFunction(type) ? 2 /* FUNCTIONAL_COMPONENT */ : 0; if ((process.env.NODE_ENV !== 'production') && shapeFlag & 4 /* STATEFUL_COMPONENT */ && isProxy(type)) { type = toRaw(type); warn$1(`Vue received a Component which was made a reactive object. This can ` + `lead to unnecessary performance overhead, and should be avoided by ` + `marking the component with \`markRaw\` or using \`shallowRef\` ` + `instead of \`ref\`.`, `\nComponent that was made reactive: `, type); } return createBaseVNode(type, props, children, patchFlag, dynamicProps, shapeFlag, isBlockNode, true); } function guardReactiveProps(props) { if (!props) return null; return isProxy(props) || InternalObjectKey in props ? extend({}, props) : props; } function cloneVNode(vnode, extraProps, mergeRef = false) { // This is intentionally NOT using spread or extend to avoid the runtime // key enumeration cost. const { props, ref, patchFlag, children } = vnode; const mergedProps = extraProps ? mergeProps(props || {}, extraProps) : props; const cloned = { __v_isVNode: true, __v_skip: true, type: vnode.type, props: mergedProps, key: mergedProps && normalizeKey(mergedProps), ref: extraProps && extraProps.ref ? // #2078 in the case of // if the vnode itself already has a ref, cloneVNode will need to merge // the refs so the single vnode can be set on multiple refs mergeRef && ref ? isArray(ref) ? ref.concat(normalizeRef(extraProps)) : [ref, normalizeRef(extraProps)] : normalizeRef(extraProps) : ref, scopeId: vnode.scopeId, slotScopeIds: vnode.slotScopeIds, children: (process.env.NODE_ENV !== 'production') && patchFlag === -1 /* HOISTED */ && isArray(children) ? children.map(deepCloneVNode) : children, target: vnode.target, targetAnchor: vnode.targetAnchor, staticCount: vnode.staticCount, shapeFlag: vnode.shapeFlag, // if the vnode is cloned with extra props, we can no longer assume its // existing patch flag to be reliable and need to add the FULL_PROPS flag. // note: perserve flag for fragments since they use the flag for children // fast paths only. patchFlag: extraProps && vnode.type !== Fragment ? patchFlag === -1 // hoisted node ? 16 /* FULL_PROPS */ : patchFlag | 16 /* FULL_PROPS */ : patchFlag, dynamicProps: vnode.dynamicProps, dynamicChildren: vnode.dynamicChildren, appContext: vnode.appContext, dirs: vnode.dirs, transition: vnode.transition, // These should technically only be non-null on mounted VNodes. However, // they *should* be copied for kept-alive vnodes. So we just always copy // them since them being non-null during a mount doesn't affect the logic as // they will simply be overwritten. component: vnode.component, suspense: vnode.suspense, ssContent: vnode.ssContent && cloneVNode(vnode.ssContent), ssFallback: vnode.ssFallback && cloneVNode(vnode.ssFallback), el: vnode.el, anchor: vnode.anchor }; return cloned; } /** * Dev only, for HMR of hoisted vnodes reused in v-for * https://github.com/vitejs/vite/issues/2022 */ function deepCloneVNode(vnode) { const cloned = cloneVNode(vnode); if (isArray(vnode.children)) { cloned.children = vnode.children.map(deepCloneVNode); } return cloned; } /** * @private */ function createTextVNode(text = ' ', flag = 0) { return createVNode(Text, null, text, flag); } function normalizeChildren(vnode, children) { let type = 0; const { shapeFlag } = vnode; if (children == null) { children = null; } else if (isArray(children)) { type = 16 /* ARRAY_CHILDREN */; } else if (typeof children === 'object') { if (shapeFlag & (1 /* ELEMENT */ | 64 /* TELEPORT */)) { // Normalize slot to plain children for plain element and Teleport const slot = children.default; if (slot) { // _c marker is added by withCtx() indicating this is a compiled slot slot._c && (slot._d = false); normalizeChildren(vnode, slot()); slot._c && (slot._d = true); } return; } else { type = 32 /* SLOTS_CHILDREN */; const slotFlag = children._; if (!slotFlag && !(InternalObjectKey in children)) { children._ctx = currentRenderingInstance; } else if (slotFlag === 3 /* FORWARDED */ && currentRenderingInstance) { // a child component receives forwarded slots from the parent. // its slot type is determined by its parent's slot type. if (currentRenderingInstance.slots._ === 1 /* STABLE */) { children._ = 1 /* STABLE */; } else { children._ = 2 /* DYNAMIC */; vnode.patchFlag |= 1024 /* DYNAMIC_SLOTS */; } } } } else if (isFunction(children)) { children = { default: children, _ctx: currentRenderingInstance }; type = 32 /* SLOTS_CHILDREN */; } else { children = String(children); // force teleport children to array so it can be moved around if (shapeFlag & 64 /* TELEPORT */) { type = 16 /* ARRAY_CHILDREN */; children = [createTextVNode(children)]; } else { type = 8 /* TEXT_CHILDREN */; } } vnode.children = children; vnode.shapeFlag |= type; } function mergeProps(...args) { const ret = {}; for (let i = 0; i < args.length; i++) { const toMerge = args[i]; for (const key in toMerge) { if (key === 'class') { if (ret.class !== toMerge.class) { ret.class = normalizeClass([ret.class, toMerge.class]); } } else if (key === 'style') { ret.style = normalizeStyle([ret.style, toMerge.style]); } else if (isOn(key)) { const existing = ret[key]; const incoming = toMerge[key]; if (existing !== incoming) { ret[key] = existing ? [].concat(existing, incoming) : incoming; } } else if (key !== '') { ret[key] = toMerge[key]; } } } return ret; } /** * For prefixing keys in v-on="obj" with "on" * @private */ function toHandlers(obj) { const ret = {}; if ((process.env.NODE_ENV !== 'production') && !isObject(obj)) { warn$1(`v-on with no argument expects an object value.`); return ret; } for (const key in obj) { ret[toHandlerKey(key)] = obj[key]; } return ret; } /** * #2437 In Vue 3, functional components do not have a public instance proxy but * they exist in the internal parent chain. For code that relies on traversing * public $parent chains, skip functional ones and go to the parent instead. */ const getPublicInstance = (i) => { if (!i) return null; if (isStatefulComponent(i)) return getExposeProxy(i) || i.proxy; return getPublicInstance(i.parent); }; const publicPropertiesMap = extend(Object.create(null), { $: i => i, $el: i => i.vnode.el, $data: i => i.data, $props: i => ((process.env.NODE_ENV !== 'production') ? shallowReadonly(i.props) : i.props), $attrs: i => ((process.env.NODE_ENV !== 'production') ? shallowReadonly(i.attrs) : i.attrs), $slots: i => ((process.env.NODE_ENV !== 'production') ? shallowReadonly(i.slots) : i.slots), $refs: i => ((process.env.NODE_ENV !== 'production') ? shallowReadonly(i.refs) : i.refs), $parent: i => getPublicInstance(i.parent), $root: i => getPublicInstance(i.root), $emit: i => i.emit, $options: i => (__VUE_OPTIONS_API__ ? resolveMergedOptions(i) : i.type), $forceUpdate: i => () => queueJob(i.update), // $nextTick: i => nextTick.bind(i.proxy!), // fixed by xxxxxx $watch: i => (__VUE_OPTIONS_API__ ? instanceWatch.bind(i) : NOOP) }); const PublicInstanceProxyHandlers = { get({ _: instance }, key) { const { ctx, setupState, data, props, accessCache, type, appContext } = instance; // for internal formatters to know that this is a Vue instance if ((process.env.NODE_ENV !== 'production') && key === '__isVue') { return true; } // prioritize